Finding the Fourth Proportional to 10,218,667.50, 14,102,101.57 and 5,572,706.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,218,667.50 : 14,102,101.57 = 5,572,706.01 : x
2. Step 2: Convert to fraction form
   10,218,667.50/14,102,101.57 = 5,572,706.01/x
3. Step 3: Cross multiply
   10,218,667.50x = 14,102,101.57 × 5,572,706.01
4. Step 4: Simplify right side
   10,218,667.50x = 78,586,866,172,769.44
5. Step 5: Solve for x
   x = 78,586,866,172,769.44/10,218,667.50
6. Step 6: Final answer
   x = 7,690,519.94